Lighting fixture



FIG. 1 is a front-top perspective view of a lighting fixture, showing my new design;

FIG. 2 is a bottom-rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

The broken line disclosure represents portions of the fixture which form no part of the claimed design. 

CLAIM The ornamental design for a lighting fixture, as shown and described. 